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<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> ca.uhn.hl7v2.hoh.raw.client;
<a class="jxr_linenumber" name="2" href="#2">2</a>   
<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> java.net.Socket;
<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> java.net.URL;
<a class="jxr_linenumber" name="6" href="#6">6</a>   
<a class="jxr_linenumber" name="7" href="#7">7</a>   <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.DecodeException;
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.EncodeException;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.IAuthorizationClientCallback;
<a class="jxr_linenumber" name="10" href="#10">10</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.IClientSimple;
<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.IReceivable;
<a class="jxr_linenumber" name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.ISendable;
<a class="jxr_linenumber" name="13" href="#13">13</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.api.MessageMetadataKeys;
<a class="jxr_linenumber" name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.auth.SingleCredentialClientCallback;
<a class="jxr_linenumber" name="15" href="#15">15</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.raw.api.RawSendable;
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> ca.uhn.hl7v2.hoh.sockets.TlsSocketFactory;
<a class="jxr_linenumber" name="17" href="#17">17</a>  
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <em class="jxr_javadoccomment"> * Simple raw message sender using the HL7 over HTTP specification. This implementation </em>
<a class="jxr_linenumber" name="21" href="#21">21</a>  <em class="jxr_javadoccomment"> * makes use of a single connection so it is simple, but may only be used to send</em>
<a class="jxr_linenumber" name="22" href="#22">22</a>  <em class="jxr_javadoccomment"> * one message at time (per instance).</em>
<a class="jxr_linenumber" name="23" href="#23">23</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="24" href="#24">24</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_javadoccomment"> * This client uses no external threads, so it is suitable for use within</em>
<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment"> * J2EE containers.</em>
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/raw/client/HohRawClientSimple.html">HohRawClientSimple</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/raw/client/AbstractRawClient.html">AbstractRawClient</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/api/IClientSimple.html">IClientSimple</a> {
<a class="jxr_linenumber" name="30" href="#30">30</a>  
<a class="jxr_linenumber" name="31" href="#31">31</a>  	<strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> myAutoClose = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="32" href="#32">32</a>  	<strong class="jxr_keyword">private</strong> Socket mySocket;
<a class="jxr_linenumber" name="33" href="#33">33</a>  
<a class="jxr_linenumber" name="34" href="#34">34</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment">	 * Constructor</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment">	 * @param theHost</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">	 *            The HOST (name/address). E.g. "192.168.1.1"</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment">	 * @param thePort</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment">	 *            The PORT. E.g. "8080"</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment">	 * @param theUriPath</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment">	 *            The URI path being requested (must either be blank or start with</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment">	 *            '/' and contain a path). E.g. "/Apps/Receiver.jsp"</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  	<strong class="jxr_keyword">public</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/raw/client/HohRawClientSimple.html">HohRawClientSimple</a>(String theHost, <strong class="jxr_keyword">int</strong> thePort, String theUriPath) {
<a class="jxr_linenumber" name="46" href="#46">46</a>  		<strong class="jxr_keyword">super</strong>(theHost, thePort, theUriPath);
<a class="jxr_linenumber" name="47" href="#47">47</a>  	}
<a class="jxr_linenumber" name="48" href="#48">48</a>  
<a class="jxr_linenumber" name="49" href="#49">49</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment">	 * {@inheritDoc}</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  	@Override
<a class="jxr_linenumber" name="53" href="#53">53</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">synchronized</strong> IReceivable&lt;String&gt; sendAndReceive(ISendable&lt;?&gt; theMessageToSend) <strong class="jxr_keyword">throws</strong> DecodeException, IOException, EncodeException {
<a class="jxr_linenumber" name="54" href="#54">54</a>  		<em class="jxr_comment">// **** Overridden to add synchronization</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  		<strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">super</strong>.sendAndReceive(theMessageToSend);
<a class="jxr_linenumber" name="56" href="#56">56</a>  	}
<a class="jxr_linenumber" name="57" href="#57">57</a>  
<a class="jxr_linenumber" name="58" href="#58">58</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment">	 * Constructor</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment">	 * </em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment">	 * @param theUrl</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">	 *            The URL to connect to</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  	<strong class="jxr_keyword">public</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/raw/client/HohRawClientSimple.html">HohRawClientSimple</a>(URL theUrl) {
<a class="jxr_linenumber" name="65" href="#65">65</a>  		<strong class="jxr_keyword">super</strong>(theUrl);
<a class="jxr_linenumber" name="66" href="#66">66</a>  	}
<a class="jxr_linenumber" name="67" href="#67">67</a>  
<a class="jxr_linenumber" name="68" href="#68">68</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment">	 * {@inheritDoc}</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> close() {
<a class="jxr_linenumber" name="72" href="#72">72</a>  		<strong class="jxr_keyword">if</strong> (mySocket != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="73" href="#73">73</a>  			closeSocket(mySocket);
<a class="jxr_linenumber" name="74" href="#74">74</a>  		}
<a class="jxr_linenumber" name="75" href="#75">75</a>  	}
<a class="jxr_linenumber" name="76" href="#76">76</a>  
<a class="jxr_linenumber" name="77" href="#77">77</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment">	 * {@inheritDoc}</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isAutoClose() {
<a class="jxr_linenumber" name="81" href="#81">81</a>  		<strong class="jxr_keyword">return</strong> myAutoClose;
<a class="jxr_linenumber" name="82" href="#82">82</a>  	}
<a class="jxr_linenumber" name="83" href="#83">83</a>  
<a class="jxr_linenumber" name="84" href="#84">84</a>  	<em class="jxr_comment">/*<em class="jxr_comment"> (non-Javadoc)</em></em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_comment">	 * @see ca.uhn.hl7v2.hoh.raw.client.IClientSimple#isConnected()</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_comment">	 */</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>  	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isConnected() {
<a class="jxr_linenumber" name="88" href="#88">88</a>  		<strong class="jxr_keyword">return</strong> isSocketConnected(mySocket);
<a class="jxr_linenumber" name="89" href="#89">89</a>  	}
<a class="jxr_linenumber" name="90" href="#90">90</a>  
<a class="jxr_linenumber" name="91" href="#91">91</a>  
<a class="jxr_linenumber" name="92" href="#92">92</a>  	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment">	 * {@inheritDoc}</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  	@Override
<a class="jxr_linenumber" name="96" href="#96">96</a>  	<strong class="jxr_keyword">protected</strong> Socket provideSocket() <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="97" href="#97">97</a>  		<strong class="jxr_keyword">if</strong> (mySocket == <strong class="jxr_keyword">null</strong> || mySocket.isClosed() || mySocket.isInputShutdown() || mySocket.isOutputShutdown()) {
<a class="jxr_linenumber" name="98" href="#98">98</a>  			mySocket = connect();
<a class="jxr_linenumber" name="99" href="#99">99</a>  		}
<a class="jxr_linenumber" name="100" href="#100">100</a> 		<strong class="jxr_keyword">return</strong> mySocket;
<a class="jxr_linenumber" name="101" href="#101">101</a> 	}
<a class="jxr_linenumber" name="102" href="#102">102</a> 
<a class="jxr_linenumber" name="103" href="#103">103</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment">	 * {@inheritDoc}</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="106" href="#106">106</a> 	@Override
<a class="jxr_linenumber" name="107" href="#107">107</a> 	<strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> returnSocket(Socket theSocket) {
<a class="jxr_linenumber" name="108" href="#108">108</a> 		<strong class="jxr_keyword">if</strong> (isAutoClose()) {
<a class="jxr_linenumber" name="109" href="#109">109</a> 			close();
<a class="jxr_linenumber" name="110" href="#110">110</a> 		}
<a class="jxr_linenumber" name="111" href="#111">111</a> 	}
<a class="jxr_linenumber" name="112" href="#112">112</a> 
<a class="jxr_linenumber" name="113" href="#113">113</a> 	<em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment">	 * {@inheritDoc}</em>
<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment">	 */</em>
<a class="jxr_linenumber" name="116" href="#116">116</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setAutoClose(<strong class="jxr_keyword">boolean</strong> theAutoClose) {
<a class="jxr_linenumber" name="117" href="#117">117</a> 		myAutoClose = theAutoClose;
<a class="jxr_linenumber" name="118" href="#118">118</a> 	}
<a class="jxr_linenumber" name="119" href="#119">119</a> 
<a class="jxr_linenumber" name="120" href="#120">120</a> 	<strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String[] args) {
<a class="jxr_linenumber" name="121" href="#121">121</a> 
<a class="jxr_linenumber" name="122" href="#122">122</a> 		<em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_comment">		 * <a href="http://localhost:8080/AppContext" target="alexandria_uri">http://localhost:8080/AppContext</a></em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_comment">		 */</em>
<a class="jxr_linenumber" name="125" href="#125">125</a> 		String host = <span class="jxr_string">"localhost"</span>;
<a class="jxr_linenumber" name="126" href="#126">126</a> 		<strong class="jxr_keyword">int</strong> port = 8080;
<a class="jxr_linenumber" name="127" href="#127">127</a> 		String uri = <span class="jxr_string">"/AppContext"</span>;
<a class="jxr_linenumber" name="128" href="#128">128</a> 
<a class="jxr_linenumber" name="129" href="#129">129</a> 		<em class="jxr_comment">// Create a client</em>
<a class="jxr_linenumber" name="130" href="#130">130</a> 		HohRawClientSimple client = <strong class="jxr_keyword">new</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/raw/client/HohRawClientSimple.html">HohRawClientSimple</a>(host, port, uri);
<a class="jxr_linenumber" name="131" href="#131">131</a> 
<a class="jxr_linenumber" name="132" href="#132">132</a> 		<em class="jxr_comment">// Set the socket factory to use TLS</em>
<a class="jxr_linenumber" name="133" href="#133">133</a> 		client.setSocketFactory(<strong class="jxr_keyword">new</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/sockets/TlsSocketFactory.html">TlsSocketFactory</a>());
<a class="jxr_linenumber" name="134" href="#134">134</a> 
<a class="jxr_linenumber" name="135" href="#135">135</a> 		<em class="jxr_comment">// Optionally, if credentials should be sent, they</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> 		<em class="jxr_comment">// can be provided using a credential callback</em>
<a class="jxr_linenumber" name="137" href="#137">137</a> 		IAuthorizationClientCallback authCalback = <strong class="jxr_keyword">new</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/auth/SingleCredentialClientCallback.html">SingleCredentialClientCallback</a>(<span class="jxr_string">"ausername"</span>, <span class="jxr_string">"somepassword"</span>);
<a class="jxr_linenumber" name="138" href="#138">138</a> 		client.setAuthorizationCallback(authCalback);
<a class="jxr_linenumber" name="139" href="#139">139</a> 
<a class="jxr_linenumber" name="140" href="#140">140</a> 		<em class="jxr_comment">// The ISendable defines the object that provides the actual</em>
<a class="jxr_linenumber" name="141" href="#141">141</a> 		<em class="jxr_comment">// message to send</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> 		String message = <span class="jxr_string">"MSH|^~&#92;&#92;&amp;|||||200803051508||ADT^A31|2|P|2.5\r"</span> + <span class="jxr_string">"EVN||200803051509\r"</span> + <span class="jxr_string">"PID|||ZZZZZZ83M64Z148R^^^SSN^SSN^^20070103\r"</span>;
<a class="jxr_linenumber" name="143" href="#143">143</a> 		ISendable&lt;?&gt; sendable = <strong class="jxr_keyword">new</strong> <a href="../../../../../../ca/uhn/hl7v2/hoh/raw/api/RawSendable.html">RawSendable</a>(message);
<a class="jxr_linenumber" name="144" href="#144">144</a> 
<a class="jxr_linenumber" name="145" href="#145">145</a> 		<strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="146" href="#146">146</a> 			<em class="jxr_comment">// sendAndReceive actually sends the message</em>
<a class="jxr_linenumber" name="147" href="#147">147</a> 			IReceivable&lt;String&gt; receivable = client.sendAndReceive(sendable);
<a class="jxr_linenumber" name="148" href="#148">148</a> 
<a class="jxr_linenumber" name="149" href="#149">149</a> 			<em class="jxr_comment">// receivavle.getRawMessage() provides the response</em>
<a class="jxr_linenumber" name="150" href="#150">150</a> 			System.out.println(<span class="jxr_string">"Response was:\n"</span> + receivable.getMessage());
<a class="jxr_linenumber" name="151" href="#151">151</a> 
<a class="jxr_linenumber" name="152" href="#152">152</a> 			<em class="jxr_comment">// IReceivable also stores metadata about the message</em>
<a class="jxr_linenumber" name="153" href="#153">153</a> 			String remoteHostIp = (String) receivable.getMetadata().get(MessageMetadataKeys.REMOTE_HOST_ADDRESS);
<a class="jxr_linenumber" name="154" href="#154">154</a> 			System.out.println(<span class="jxr_string">"From:\n"</span> + remoteHostIp);
<a class="jxr_linenumber" name="155" href="#155">155</a> 
<a class="jxr_linenumber" name="156" href="#156">156</a> 		} <strong class="jxr_keyword">catch</strong> (DecodeException e) {
<a class="jxr_linenumber" name="157" href="#157">157</a> 			<em class="jxr_comment">// Thrown if the response can't be read</em>
<a class="jxr_linenumber" name="158" href="#158">158</a> 			e.printStackTrace();
<a class="jxr_linenumber" name="159" href="#159">159</a> 		} <strong class="jxr_keyword">catch</strong> (IOException e) {
<a class="jxr_linenumber" name="160" href="#160">160</a> 			<em class="jxr_comment">// Thrown if communication fails</em>
<a class="jxr_linenumber" name="161" href="#161">161</a> 			e.printStackTrace();
<a class="jxr_linenumber" name="162" href="#162">162</a> 		} <strong class="jxr_keyword">catch</strong> (EncodeException e) {
<a class="jxr_linenumber" name="163" href="#163">163</a> 			<em class="jxr_comment">// Thrown if the message can't be encoded (generally a programming</em>
<a class="jxr_linenumber" name="164" href="#164">164</a> 			<em class="jxr_comment">// bug)</em>
<a class="jxr_linenumber" name="165" href="#165">165</a> 			e.printStackTrace();
<a class="jxr_linenumber" name="166" href="#166">166</a> 		}
<a class="jxr_linenumber" name="167" href="#167">167</a> 
<a class="jxr_linenumber" name="168" href="#168">168</a> 	}
<a class="jxr_linenumber" name="169" href="#169">169</a> 
<a class="jxr_linenumber" name="170" href="#170">170</a> }
</pre>
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